<template>
  <div class="ratingselect">
    <div class="rating-type border-1px">
      <span class="block positive" :class="{'active':selectedType===2}"
        @click="select(2, $event)"
      >
        {{desc.all}}
        <span class="count">{{ratings.length}}</span>
      </span>
      <span class="block positive" :class="{'active':selectedType===0}"
        @click="select(0, $event)"
      >
        {{desc.positive}}
        <span class="count">{{positive.length}}</span>
      </span>
      <span class="block negative" :class="{'active':selectedType===1}"
        @click="select(1, $event)"
      >
        {{desc.negative}}
        <span class="count">{{negative.length}}</span>
      </span>
    </div>
    <div class="switch" :class="{'on':onlyContentdata}"
      @click="toggleContent"
    >
      <span class="font_family icon-check_circle"></span>
      <span class="text">只看有内容的评价</span>
    </div>
  </div>
</template>

<script>
const POSITIVE = 0
const NEGATIVE = 1
const ALL = 2

export default {
  name: 'Rating',
  props: {
    ratings: {
      type: Array,
      default () {
        return []
      }
    },
    selectType: {
      type: Number,
      default: ALL
    },
    onlyContent: {
      type: Boolean,
      default: false
    },
    desc: {
      type: Object,
      default () {
        return {
          all: '全部',
          positive: '满意',
          negative: '不满意'
        }
      }
    }
  },
  data () {
    return {
      selectedType: this.selectType,
      onlyContentdata: this.onlyContent
    }
  },
  computed: {
    positive () {
      return this.ratings.filter((rating) => {
        return rating.rateType === POSITIVE
      })
    },
    negative () {
      return this.ratings.filter((rating) => {
        return rating.rateType === NEGATIVE
      })
    }
  },
  methods: {
    select (type, event) {
      if (!event._constructed) {
        return
      }
      this.selectedType = type
      this.$emit('ratingtypeSelect', type)
    },
    toggleContent (event) {
      if (!event._constructed) {
        return
      }
      this.onlyContentdata = !this.onlyContentdata
      this.$emit('contentToggle', this.onlyContentdata)
    }
  }
}
</script>

<style scoped lang="stylus">
  @import '../../common/stylus/mixin.styl'
  .ratingselect
    .rating-type
      padding: 18px 0
      margin: 0 18px
      border-1px(rgba(7,17,27,.1))
      font-size: 0
      .block
        display: inline-block
        padding: 8px 12px
        border-radius: 1px
        margin-right: 8px
        color: rgb(77,85,93)
        font-size: 12px
        line-height: 16px
        &.active
          color: #fff
        .count
          font-size: 8px
          margin-left: 2px
        &.positive
          background: rgba(0,160,220,.2)
          &.active
            background: rgb(0,160,220)
        &.negative
          background: rgba(77,85,93,.2)
          &.active
            background: #4d555d
    .switch
      padding: 12px 18px
      line-height: 24px
      border-bottom: 1px solid rgba(7,17,27,.1)
      color: rgb(147,153,159)
      font-size: 0
      &.on
        .icon-check_circle
          color: #00c850
      .icon-check_circle
        display: inline-block
        vertical-align: top
        font-size: 24px
        margin-right: 4px
      .text
        display: inline-block
        vertical-align: top
        font-size: 12px
</style>
